<%@ page language="java" contentType="text/html; charset=UTF-8"
         pageEncoding="UTF-8" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <link rel="stylesheet" type="text/css" href="<%=request.getContextPath()%>/css/demo.css">
    <title>File Upload Demo</title>
</head>
<body>
<center>
    <form action="<%=request.getContextPath()%>/redeem-code/genCodeByExcel" method="post" enctype="multipart/form-data">
        <input type="hidden" name="_method" value="post">
        选择文件：<input type="file" name="file"/>
        <input type="submit" value=" 上传文件"><br>
    </form>

</center>
</body>
</html>